Editing Teddington Lock (section)

===Footbridges and barge lock===
The [[Teddington Lock Footbridges|footbridges]] were opened in 1889 and finally the barge lock, the largest lock on the river, was built in 1904–1905.<ref>{{cite book |first=Fred. S. |last=Thacker |title=The Thames Highway: Volume II Locks and Weirs |year=1920 |publisher=republished 1968 David & Charles |isbn=978-0-7153-4233-6 |url-access=registration |url=https://archive.org/details/thameshighway0000thac }}</ref> {{convert|7000|cuyd|m3}} of the extracted gravel was used to raise the level of [[Cross Deep Ait]], a former [[ait]] adjacent to [[Swan Island, London|Swan Island]] downstream, to protect it from flooding.<ref>{{cite web |url=http://friendsofradnorgardens.org.uk/public/index.php/plan/site/ |title=Site Description |publisher=Friends of Radnor Gardens |access-date=9 June 2015}}</ref> The footbridges are [[Listed building|Grade II listed]].<ref>{{National Heritage List for England |num=  1391392|desc=Teddington Lock Footbridges|date= 3 October 2005|access-date= 30 June 2017}}</ref>